Home / 50,623.73-75,921.25-21,004.92

Finding the Fourth Proportional to 50,623.73, 75,921.25 and 21,004.92

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Solution

The fourth proportional to 50,623.73, 75,921.25 and 21,004.92 is: 31,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,623.73 : 75,921.25 = 21,004.92 : x
  2. Step 2: Convert to fraction form
    50,623.73/75,921.25 = 21,004.92/x
  3. Step 3: Cross multiply
    50,623.73x = 75,921.25 × 21,004.92
  4. Step 4: Simplify right side
    50,623.73x = 1,594,719,769.42
  5. Step 5: Solve for x
    x = 1,594,719,769.42/50,623.73
  6. Step 6: Final answer
    x = 31,501.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.